


import math


def 							__lowerCAmelCase      (			__magic_name__ ,   __magic_name__      ):






 if (
     not isinstance(a__ ,   (int, float)      )
     or power_factor < -1
     or power_factor > 1
 ):
  raise ValueError("power_factor must be a valid float value between -1 and 1."      )
 return apparent_power * power_factor


def 							__lowerCAmelCase      (			__magic_name__ ,   __magic_name__      ):






 if (
     not isinstance(a__ ,   (int, float)      )
     or power_factor < -1
     or power_factor > 1
 ):
  raise ValueError("power_factor must be a valid float value between -1 and 1."      )
 return apparent_power * math.sqrt(1 - power_factor**2      )


if __name__ == "__main__":
       import doctest

       doctest.testmod()









"""simple docstring"""


from abc import ABC, abstractmethod
from argparse import ArgumentParser




class 						__UpperCamelCase     (     UpperCamelCase						):
					@staticmethod
					@abstractmethod
					def        UpperCAmelCase__ (							UpperCAmelCase							:	ArgumentParser   )	->       Optional[Any]:
											raise NotImplementedError()
					@abstractmethod
					def        UpperCAmelCase__ (							self							:	str   )	->       List[str]:
											raise NotImplementedError()